Tech jobs

Pessoa Desenvolvedora Back-end Sênior Java/Kotlin | Core Platforms Eng

aws cloud event-driven-architecture express gcp +8 skills

The Senior Back-end Developer will work within the Core Platforms Engineering team to build, operate, and evolve critical banking infrastructure. The role focuses on ensuring system scalability, security, and performance using Java/Kotlin, Spring Boot, and cloud-native technologies.

Pessoa Desenvolvedora Back-end Sênior Java/Kotlin | Conta Global

aws cloud event-driven-architecture express gcp +8 skills

The Senior Back-end Developer will build and maintain secure, scalable financial systems for global banking operations using Java/Kotlin, Spring Boot, and cloud infrastructure. The role involves managing the full product lifecycle, ensuring high code quality, and implementing event-driven architectures for real-time transaction processing.

Pessoa Desenvolvedora Sênior Back-end Kotlin/Java | Banking Engineering

ansible api cassandra cloud express +10 skills

Lead back-end development for core-banking products using Kotlin/Java, focusing on event-driven architectures, distributed databases, and cloud infrastructure in São Paulo.

Pessoa Desenvolvedora Especialista Back-end Java e Kotlin | Core Platforms Engineering

api aws bdd ci-cd cloud +15 skills

Builds and operates core banking platforms using Java/Kotlin and Spring Boot, ensuring secure, scalable, and high-performance financial systems with cloud-native practices.

Pessoa Desenvolvedora Especialista Back-end Kotlin/Java | Cartões

api aws bdd cassandra ci-cd +16 skills

Builds and leads backend services for card processing, payments, and financial transactions using Kotlin/Java and Spring Boot in a high-scale fintech environment.

oxylabs

HybridEuropeFull-timeSenior

Senior DevOps Engineer

Lithuania

Senior DevOps Engineer managing and optimizing large-scale proxy infrastructure handling 60PB+ monthly data traffic, using Kubernetes, Terraform, Ansible, GCP, Kafka, and IaC/monitoring tools.

ai ansible argocd bash ci-cd +13 skills

5 400 – 7 400 € / mo

savvymoney

agentic-ai ai api aws aws-bedrock +40 skills

Lead ML/AI Platform Engineer (EU, EMEA Remote)

RemoteUKFull-timeLead

United Kingdom

The Lead ML/AI Platform Engineer will own the end-to-end machine learning infrastructure, including training, model serving, and integration with Java microservices. The role focuses on driving the company's GenAI and agentic workflow strategy using AWS-based tools and open-source ML frameworks.

Stefanini Group

DESENVOLVEDOR JAVA SR

RemoteLATAMSenior

api aws ci-cd cloudwatch devops +19 skills

The Senior Java Developer will build and evolve backend applications and BFFs within a distributed AWS environment. The role focuses on microservices architecture, API development, and maintaining high-performance, scalable systems.

Clearwave Corporation

RemoteNorth AmericaSenior

Sr Data Analyst, Product

United States

The Senior Data Analyst drives product analytics for healthcare eligibility, AI-driven coverage checks, revenue modeling, and client outcomes, translating raw data into actionable insights for evidence-based decision-making.

ai analytics aws backbone crm +17 skills

ASTEK Polska

ai api automation ci-cd git +11 skills

Senior QA Automation Engineer (K/M) - Java / API

EuropeSenior

Poland

Builds and maintains automated test suites for a banking platform using Java, REST APIs, and Kafka, running in a hybrid setup.

Adyen

Open 53d EuropeSenior Licensed NL sponsor

Software Engineer / Senior Software Engineer (Java) - Payments

Netherlands

Build and maintain Adyen’s global payments platform in Java, integrating card schemes and payment methods while ensuring high availability and scalability for merchants like Meta and Uber.

api automation candidate-experience elasticsearch java +5 skills

United States Digital Space LLC

Senior Software Engineer, Analytics & Search (OLAP Platform)

HybridEuropeSenior

agentic-ai ai api api-design data-pipelines +15 skills

Senior Software Engineer on the OLAP Platform team building the analytical data layer that powers real-time reporting, search, and AI-driven data access using Kotlin/Java, OpenSearch, and federated GraphQL for a restaurant technology platform serving 180,000+ businesses.

Citibank (Switzerland) AG

HybridEuropeFull-timeSenior

Senior Java Developer

accessibility java kafka oracle spring +1 skills

The Senior Java Developer will design, develop, and deploy payment system applications while collaborating with global teams. The role requires expertise in Java, Spring Boot, Kafka, and database technologies to drive architectural and functional enhancements.

71 440 – 107 160 €

Citibank (Switzerland) AG

Senior Java Developer — Payments Platform (Global)

HybridEuropeSenior

java kafka oracle spring sql

The Senior Java Developer will design, develop, and deploy applications for a global payments platform using Java, Spring Boot, MQ, and Kafka. The role involves collaborating with international teams on system design and production deployment in a hybrid work environment.

United States Digital Space LLC

Senior Software Engineer, IAM

HybridEuropeSenior

agile ai authentication distributed-systems iam +8 skills

The Senior Software Engineer will join the Identity Management team to design, build, and maintain scalable microservices for user management, authentication, and permissions. The role involves working with Java or Kotlin in a hybrid environment to ensure the platform's security and reliability for restaurant business customers.

United States Digital Space LLC

Principal Software Engineer, Data Platform

HybridEuropePrincipal

ai analytics api aws cloud +14 skills

The Principal Software Engineer will lead the evolution of the data platform, focusing on Apache Spark, Iceberg, and streaming infrastructure to support AI/ML and analytics. This role involves designing scalable data abstractions and mentoring engineers to enable data-driven product development for restaurant customers.

OpenTag

agile ai api automation bdd +28 skills

Middle QA Engineer

HybridEuropeMiddle

Bulgaria

OpenTag is seeking a Middle QA Engineer to perform manual and automated testing for their microservice-based sports betting platform. The role involves collaborating with cross-functional teams using technologies like TypeScript, Playwright, GraphQL, and k6 within an Agile environment.

Nscale

Open 52d North AmericaStaff

Staff Observability Platform Engineer

United States

Lead the design and operation of Nscale's observability platform for GPU-based AI infrastructure, ensuring deep visibility into metrics, logs, and traces while partnering with SRE and AI teams.

ai ansible clickhouse cloud cloud-native +13 skills

160 000 – 230 000 $

Twilio